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Finding the Fourth Proportional to 43,366,753,615.90, 64,927,686,417.45 and 43,366,753,615.90

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Solution

The fourth proportional to 43,366,753,615.90, 64,927,686,417.45 and 43,366,753,615.90 is: 64,927,686,417.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,366,753,615.90 : 64,927,686,417.45 = 43,366,753,615.90 : x
  2. Step 2: Convert to fraction form
    43,366,753,615.90/64,927,686,417.45 = 43,366,753,615.90/x
  3. Step 3: Cross multiply
    43,366,753,615.90x = 64,927,686,417.45 × 43,366,753,615.90
  4. Step 4: Simplify right side
    43,366,753,615.90x = 2,815,702,979,715,971,153,920
  5. Step 5: Solve for x
    x = 2,815,702,979,715,971,153,920/43,366,753,615.90
  6. Step 6: Final answer
    x = 64,927,686,417.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.